类别： 聚合物；热塑性；聚甲醛（POM）；乙缩醛共聚物，无筋
材料说明：为空心零件挤压吹塑成型的高分子级。
物性表：| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Bulk Density | 0.850 g/cc | 0.0307 lb/in³ | |||
| Density | 1.39 g/cc | 0.0502 lb/in³ | ISO 1183 | ||
| Water Absorption | 0.80 % | 0.80 % | Saturation; ISO 62 | ||
| Moisture Absorption at Equilibrium | 0.20 % | 0.20 % | 23°C; 50% RH; ISO 62 | ||
| Melt Flow | 1.112 g/10 min @Load 2.16 kg, Temperature 190 °C |
1.112 g/10 min @Load 4.76 lb, Temperature 374 °F |
ISO 1133 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Ball Indentation Hardness | 130 MPa @Load 36.5 kg, Time 30.0 sec |
18900 psi @Load 80.5 lb, Time 0.00833 hour |
ISO 2039-1 | ||
| Tensile Strength, Yield | 63.0 MPa | 9140 psi | 50 mm/min; ISO 527-2 | ||
| Elongation at Break | 25 % | 25 % | 50mm/min; ISO 527-2 | ||
| Elongation at Yield | 9.0 % | 9.0 % | ISO 527-2 | ||
| Modulus of Elasticity | 2.45 GPa | 355 ksi | ISO 527-2 | ||
| Izod Impact, Notched (ISO) | 6.00 kJ/m² @Temperature -30.0 °C |
2.86 ft-lb/in² @Temperature -22.0 °F |
ISO 180/A | ||
| 7.00 kJ/m² @Temperature 23.0 °C |
3.33 ft-lb/in² @Temperature 73.4 °F |
ISO 180/A | |||
| Charpy Impact Unnotched | 20.0 J/cm² @Temperature -30.0 °C |
95.2 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eU | ||
| 23.0 J/cm² @Temperature 23.0 °C |
109 ft-lb/in² @Temperature 73.4 °F |
ISO 179/1eU | |||
| Charpy Impact, Notched | 0.600 J/cm² @Temperature -30.0 °C |
2.86 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eA | ||
| 0.800 J/cm² @Temperature 23.0 °C |
3.81 ft-lb/in² @Temperature 73.4 °F |
ISO 179/1eA | |||
| Tensile Creep Modulus, 1000 hours | 1050 MPa @Strain <=0.500 % |
152000 psi @Strain <=0.500 % |
ISO 899-1 | ||
| Electrical Properties | Metric | English | Comments | ||
| Volume Resistivity | 1.00e+13 ohm-cm | 1.00e+13 ohm-cm | IEC 60093 | ||
| Surface Resistance | 1.00e+13 ohm | 1.00e+13 ohm | IEC 60093 | ||
| Dielectric Constant | 3.8 @Frequency 1.00e+6 Hz |
3.8 @Frequency 1.00e+6 Hz |
IEC 60250 | ||
| 3.8 @Frequency 100 Hz |
3.8 @Frequency 100 Hz |
IEC 60250 | |||
| Dielectric Strength | 40.0 kV/mm | 1020 kV/in | IEC 60243-1 | ||
| Dissipation Factor | 0.0010 @Frequency 100 Hz |
0.0010 @Frequency 100 Hz |
IEC 60250 | ||
| 0.0050 @Frequency 1.00e+6 Hz |
0.0050 @Frequency 1.00e+6 Hz |
IEC 60250 | |||
| Comparative Tracking Index | 600 V | 600 V | Test solution A; IEC 60112 | ||
| 600 V | 600 V | Test solution B; IEC 60112 | |||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear, Parallel to Flow | 120 µm/m-°C @Temperature 23.0 - 55.0 °C |
66.7 µin/in-°F @Temperature 73.4 - 131 °F |
DIN 53752 | ||
| Melting Point | 165 °C | 329 °F | DIN 53765 | ||
| Maximum Service Temperature, Air | 100 °C | 212 °F | |||
| Deflection Temperature at 1.8 MPa (264 psi) | 90.0 °C | 194 °F | ISO 75-2 | ||
| Vicat Softening Point | 145 °C | 293 °F | ISO 306 | ||
| Decomposition Temperature | >= 240 °C | >= 464 °F | |||
| Flammability, UL94 | HB @Thickness 1.60 mm |
HB @Thickness 0.0630 in |
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| Processing Properties | Metric | English | Comments | ||
| Melt Temperature | 190 - 210 °C | 374 - 410 °F | Injection-molding | ||
| Mold Temperature | 90.0 - 120 °C | 194 - 248 °F | |||
| De |
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| Commercial Status | Europe | ||||
| Ignition Temperature | 320-340 °C | ASTM D1929 | |||
| Primary Processing Technique | Extrusion and Blow Molding | ||||
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